AtlasML : Add Initial embedding model

[ardakaraman0]

Is your feature request related to a problem?

We need to compare initial embeddings models to each other to see which one we should go ahead with.

User Story: Describe the solution you'd like

Try out OpenAI embeddings model with a real life scenario. (Tiktoken)

Acceptance Criteria

• Try English and German task texts, and see if they are tokenized.

Describe alternatives you've considered

No response